Finding the Fourth Proportional to 31,513.72, 43,489.85 and 17,367.48

Step by Step Solution

1. Step 1: Write the proportion equation
   31,513.72 : 43,489.85 = 17,367.48 : x
2. Step 2: Convert to fraction form
   31,513.72/43,489.85 = 17,367.48/x
3. Step 3: Cross multiply
   31,513.72x = 43,489.85 × 17,367.48
4. Step 4: Simplify right side
   31,513.72x = 755,308,795.79
5. Step 5: Solve for x
   x = 755,308,795.79/31,513.72
6. Step 6: Final answer
   x = 23,967.62